Half wavelength criterion
[电] 半波长准则
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
🗣️ 情景例句
It's nice to meet you.
很高兴见到你。
It's a classic!
真是经典！
The doctors have not yet decided how the woman died.
医生们至今还未确定这位妇女的死因。